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    CVE-2009-0537

    Integer overflow in the fts_build function in fts.c in libc in (1) OpenBSD 4.4 and earlier and (2) Microsoft Interix 6.0 build 10.0.6030.0 allows context-dependent attackers to cause a denial of service (application crash) via a deep directory tree, related to the fts_level structure member, as demonstrated by (a) du, (b) rm, (c) chmod, and (d) chgrp on OpenBSD; and (e) SearchIndexer.exe on Vista Enterprise.

    Published:Mar 9, 2009
    Last Modified:Apr 23, 2026
    EPS:Mar 9, 2009
    EPSS Score:0.07054
    CVSS Score:4.9

    Affected Products

    Vendor
    Microsoft
    Product
    Interix
    Vendor
    Openbsd
    Product
    Openbsd

    Exploits

    http://www.securityfocus.com/bid/34008http://www.securityfocus.com/bid/34008https://www.exploit-db.com/exploits/8163

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High